Semiconductive polymer composition
A technology of polymers and compositions, applied in the direction of power cables, circuits, and power cables with shielding layers/conductive layers, which can solve problems such as defects in shielding and joints, application of pressure, and generation of air pressure
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Embodiment 1-2 and comparative Embodiment 1
[0176] Inventive Examples 1-2 and Comparative Example 1: Semiconductive polymer compositions of the present invention and comparative semiconductive polymer compositions.
[0177] EBA 17wt% is an ethylene copolymer with 17wt% butyl acrylate comonomer and is produced in a high pressure free radical process. MFR 2 7g / 10min, density 926kg / m 3 .
[0178] 60.2 wt% conventional ethylene butyl acrylate (EBA) copolymer,
[0179] Produced in a high-pressure process via free-radical polymerization and has the following properties: MFR 2 7g / 10min (ISO1133, load 2.16, 190°C), butyl acrylate (BA) comonomer content is 17wt%, density is 926kg / m 3 (ASTMD792), feed together with
[0180] 0.8 wt% of commercially available antioxidants
[0181] (polymerized 2,2,4-trimethyl-1,2-dihydroquinoline) TMQ, and
[0182] 39% by weight of commercially available furnace black, the conductive component, was also added.
[0183] The semiconductive polymer composition is compounded by methods known to...
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